Umbrella holder



FIG. 1 is a front elevational view of an umbrella holder showing my new design;

FIG. 2 is a bottom plan view;

FIG. 3 is a top plan view rotated 180 degree;

FIG. 4 is a left side elevational view;

FIG. 5 is a right side elevational view;

FIG. 6 is a rear elevational view; and

FIG. 7 is a front perspective view in use.

The broken line showing of an umbrella and briefcase in FIG. 7 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an umbrella holder, as shown and described. 